The Flattop site in the Petrified Forest National Monument Author F. Wendorf Article Date January 1950 Journal Title Plateau
Pueroo Ruin excavations, Petrified Forest National Monument, Arizona Author A.H. Schroeder Article Date April 1961 Journal Title Plateau
Archeological investigations in the Petrified Forest: Twin Butte site, a preliminary report Author F. Wendorf Article Date October 1951 Journal Title Plateau